HG/T 3937-2021
1,6-Hexanediamine for industrial use
FZ/T 51011-2014
Fiber grade polyhexamethylene adipamide(PA66) chip
FZ/T 51014-2018
Flame retardant polyhexamethylene adipamide(PA66)fiber grade chip
HG/T 3937-2007
1,6-Hexanediamine for industrial use
GB 31604.43-2016
GB/T 6730.34-2017(\u82f1\u6587\u7248)
铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
GB/T 24415-2009
2-Naphthylamine-4,8-disulfonic acid (Amino C acid )
NSF Hexamethylenediamine
Hexamethylenediamine
T/CPCIF 0095-2021
GB/T 5195.19-2018
Fluorspar—Determination of arsenic content—Silver diethyldithiocarbamate spectrometric method
HG/T 5387-2018
2- (2-Aminoethoxy) ethanol (Diglycolamine) for industrial use
T/CST 21-2024
GB/T 23296.17-2009
Food contact materials—Polymer—Determination of 1,2-diaminoethane and 1,6-diaminohexane in food simulants—Gas chromatography
GB/T 7043.2-2001
Rubber--Determination of copper content--Zinc diethyldithiocarbamate photometric method
T/GDBX 087-2024
GB/T 1516-2006
Manganese ores - Determination of arsenic content - Silver diethyldithiocarbamate spectrophotometric method
NY/T 4429-2023
DB32/T 1438-2009
HG/T 5017-2016
Determination of ethylenediamine tetraacetic acid disodium (EDTA) and copper content in chemical copper plating effluent
GB/T 4702.5-2008
Chromium metal - Determination of aluminium content - EDTA titrimetric method and flame atomic absorption spectrometric method